Zhirong Zhang

The organic geochemistry of asphaltenes and occluded biomarkers

L R Snowdon, John K. Volkman, Zhirong Zhang et al. · Organic Geochemistry · 2015 · 111 citations

Organic Geochemistry, Environmental Chemistry, Engineering +3

Biomarker evidence for Botryococcus and a methane cycle in the Eocene Huadian oil shale, NE China

John K. Volkman, Zhirong Zhang, Xiaomin Xie et al. · Organic Geochemistry · 2014 · 81 citations

Organic Geochemistry, Biomarker Evidence, Microbial Ecology +6

Sustained and intensified lacustrine methane cycling during Early Permian climate warming

Funing Sun, Wenxuan Hu, Jian Cao et al. · Nature Communications · 2022 · 70 citations · Full text

Algaenan structure in the microalga Nannochloropsis oculata characterized from stepwise pyrolysis

Zhirong Zhang, John K. Volkman · Organic Geochemistry · 2016 · 50 citations

Algal Cultivation, Microalga Nannochloropsis, Microbial Ecology +9

Intact microbial fossils in the Permian Lucaogou Formation oil shale, Junggar Basin, NW China

Xiaomin Xie, Tenger Borjigin, Qingzhen Zhang et al. · International Journal of Coal Geology · 2015 · 45 citations

Organic Geochemistry, Junggar Basin, Facies Analysis +6